Katy Perry [1] attended the London Jingle Ball with a high ponytail that flowed down her back. The slicked-back look made plenty of room for her pink lip to stand out.

Give your ponytail a bohemian tilt by adding a twist around the elastic and down the ends à la Heidi Klum [2] at the People's Choice Awards.

Have a shoulder-length bob? You, too, can wear a short pony. Just take Michelle Dockery's SAG Awards look as an example.

Emma Roberts kept it sleek and straight for the FX Golden Globes Party. If you don't have Emma's long locks, you can fake it with an added piece.

Emma Watson [3] proved that the side pony is making a comeback, but it's much classier than the '80s version we wore as teens.

On the Immigrant red carpet at Cannes, Olivia Palermo wore a sleek, dressed-up ponytail paired with a gold-flecked smoky eye.

Let your side bangs hang loose à la Jennifer Aniston [4]. Get her Call Me Crazy: A Five Film premiere look by making a diagonal part on one side to separate bangs.

Flipping your head over is still the best way to get a superhigh ponytail similar to Jessica Alba [5]'s at her Honest Life event.

What better way to show off a backless gown than with a cascading ponytail. Just check out Amanda Seyfried [6]'s over-the-shoulder pose at the Berlin debut of Les Misérables.

At the Kids' Choice Awards, Lucy Hale turned loose beach waves into a midheight ponytail. This is a perfect option for second-day curls that have gone flat.

Olga Kurylenko upgraded her updo with twists on each side for the Oblivion red carpet.

Another prime example of a voluminous pony is Jayma Mays's look at the PaleyFest Icon Awards. The tousled curls give the style an easygoing vibe.

At the Cannes Film Festival debut of Jeune & Jolie, model Liya Kebede wore a sleek ponytail with a sleek, deep side part.

A side ponytail doesn't have to skew childish. Alessandra Ambrosio's twisted effect and loose tendrils made the look more age appropriate.

Diane Kruger [7]'s punk ponytail at the Met Gala was part chignon with hot-pink tips.

If your blowout is on its last leg, spritz roots with dry shampoo and pull hair up into a high ponytail, as seen on Hayden Panettiere [8] during PaleyFest.

Ponytails are a great solution for women with long hair; just put your elastic near the crown like Amy Adams [9] at the Film Critics Association Awards to best show off your lengths. Add some curls for an evening-ready look like Amy's.

Remember the topsy-turvy ponytail? Bella Thorne revived the style at the Boohoo Summer Press Day, wearing hers askew just under the ear.

One way to elevate a simple style is to add a geometric part like Alyssa Milano [10]. The triangular lines give the style a futuristic feeling.

To give your hair texture at the roots like Natalie Dormer's, run your fingers through your hair instead of a brush before putting in the elastic.

At the Essence Black Women in Music event, Jill Scott took the side ponytail up a notch with the style teetering near her crown.

If you go with an extralong look, why not throw your pony over one shoulder, like Garcelle Beauvais did at a Tom Ford event.

Zooey Deschanel [11] rarely appears on a red carpet without her signature bangs, and this curly midheight ponytail at the Golden Globes was no exception.

Taking your ponytail up a few inches for a midheight look helps balance out a long face shape like Taylor Swift [12]'s, who was at the Billboard Awards.

Sideswept bangs, hair around the rubberband, and loose tendrils around the ears made for one stylish ponytail on Isla Fisher [13] at the Now You See Me premiere.

Beyoncé went for an extralong ponytail at the Grammy Awards. Get her look by adding a few extensions.

For her night out in Cannes on the All Is Lost red carpet, Jessica Chastain went for a tousled ponytail with natural makeup that played up her eyes.

Using a shine hair serum is the best way to get the high-shine finish of Emilia Clarke's ponytail at the Actors Fund Gala.

Women with curly hair sometimes have too much hair to fit in one rubberband. Take a note from Thandie Newton's style book and use bobby pins to secure hair behind the ears in a faux ponytail.

A beret gave Maggie Grace's off-center ponytail a Parisian flair during New York Fashion Week.

Ashley Madekwe's overgrown bangs were front and center with her hair pulled back into a sleek ponytail at a Revenge event.

Selita Ebanks pulled her sleek, straight hair back into a nape-grazing pony with a middle part at the Beyoncé: Life Is But a Dream premiere. Add a red lipstick for instant glam.

At the Vanity Fair Oscar party, Kate Beckinsale [14] pulled her bangs back into a miniature pompadour with a voluminous ponytail.

Even if you don't have full curls like Naya Rivera, you can get a similar effect by adding a clip-in piece for more volume.

Steal Stacy Keibler's look for a day at the office. The mussed-up imperfection is part of this casual look's appeal.

Heather Graham wore a sleek, high ponytail with straight ends at the Hangover III premiere.

Elizabeth Debicki mussed her roots for a more round shape on her low ponytail at the Great Gatsby premiere.

Eva Longoria [15]'s low ponytail at the Le Passe premiere in Cannes had plenty of volume thanks to her waves.

Nina Dobrev [16] showed us the perfect way to wear this casual updo on a Summer day. Just tease your roots to achieve her messy texture.

Yes, you can wear a ponytail to a nighttime event. Lucy Liu [17]'s sleek look with upturned ends can work for any after-5 affair.

At the Star Trek Into Darkness premiere, Jennifer Morrison sported a ponytail with a slight bump in front. Tease hair at the roots, then backcomb for a similar style.

Adding a basic headband to a low ponytail, like Ashley Tisdale [18] at the Movie 43 premiere, is one way to pump up the casual style.

Ahna O'Reilly went for loose long bangs at the As I Lay Dying photocall in Cannes.

At the Cannes opening ceremony, Nicole Kidman [19] wore a hairstyle from the future. It was a combination of a sleek ponytail and pompadoured coif that really had people talking.

Hannah Simone separated her blunt bangs out before securing her hair in a ponytail. To make sure you get all the short hairs out, hold hair back loosely and comb the short, loose hairs forward.

Too-tight ponytails can put pressure on your hair and your head, so try this looser look, seen on Jenna Ushkowitz at the Empire State Building.

Minka Kelly's ombré hair color stands out best when her hair is styled in a high ponytail.

One way to make your average updo more formal is to add a piece of hair around the elastic à la Kate Bosworth [20] at Chanel's Pre-Oscar dinner.

Ke$ha's two-textured ponytail is an easy option postswim. Just add a touch of gel to the roots and flat-iron the ends.

A deep diagonal part adds a touch of excitement to Bérénice Bejo's nape-grazing ponytail on the Le Passe red carpet in Cannes.

It's easy to re-create Blake Lively [21]'s Met Gala ponytail. Use clear hair ties to section the ponytail and fluff each portion for the hourglass shape.

A deep swoop, plus hair wrapped around the elastic, easily converts the primary pony into a formal hairstyle worthy of the SAG Awards.